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參數(shù)資料
| 型號： | AD8539ARZ-REEL7 |
| 廠商： | Analog Devices Inc |
| 文件頁數(shù)： | 21/24頁 |
| 文件大小： | 0K |
| 描述： | IC OPAMP CHOPPER 430KHZ LP 8SOIC |
| 標準包裝： | 1,000 |
| 放大器類型： | 斷路器（零漂移） |
| 電路數(shù)： | 2 |
| 轉換速率： | 0.4 V/µs |
| 增益帶寬積： | 430kHz |
| 電流 - 輸入偏壓： | 15pA |
| 電壓 - 輸入偏移： | 5µV |
| 電流 - 電源： | 170µA |
| 電流 - 輸出 / 通道： | 25mA |
| 電壓 - 電源，單路/雙路(±)： | 2.7 V ~ 5.5 V，±1.35 V ~ 2.75 V |
| 工作溫度： | -40°C ~ 125°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 8-SOIC（0.154"，3.90mm 寬） |
| 供應商設備封裝： | 8-SO |
| 包裝： | 帶卷 (TR) |
AD8538/AD8539
Data Sheet
Rev. B | Page 6 of 24
@ VS = 2.7 V, VCM = 1.35 V, VO = 1.35 V, TA = 25°C, unless otherwise specified.
Table 4.
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
INPUT CHARACTERISTICS
Offset Voltage
VOS
5
16
V
40°C ≤ TA ≤ +125°C
30
V
Input Bias Current
IB
15
25
pA
40°C ≤ TA ≤ +85°C
35
125
pA
40°C ≤ TA ≤ +125°C
0.7
1.0
nA
Input Offset Current
IOS
20
50
pA
40°C ≤ TA ≤ +125°C
300
pA
Input Voltage Range
0
2.7
V
40°C ≤ TA ≤ +125°C
0.2
2.5
Common-Mode Rejection Ratio
CMRR
VCM = 0 V to 2.7 V
110
130
dB
40°C ≤ TA ≤ +125°C, VCM = 0.2 V to 2.5 V
100
125
dB
Large Signal Voltage Gain
AVO
RL = 10 k, VO = 0.1 V to 2.6 V
110
130
dB
40°C ≤ TA ≤ +125°C
105
125
dB
Offset Voltage Drift
VOS/T
40°C ≤ TA ≤ +125°C
0.03
0.1
V/°C
OUTPUT CHARACTERISTICS
Output Voltage High
VOH
RL = 100 k to ground
2.68
2.693
V
40°C ≤ TA ≤ +125°C, RL = 100 k to ground
2.68
V
RL = 10 k to ground
2.67
2.68
V
40°C ≤ TA ≤ +125°C, RL = 10 k to ground
2.66
V
Output Voltage Low
VOL
RL = 100 k to V+
5
7
mV
40°C ≤ TA ≤ +125°C, RL = 100 k to V+
6
8
mV
RL = 10 k to V+
14
20
mV
40°C ≤ TA ≤ +125°C, RL = 10 k to V+
20
25
mV
Short-Circuit Limit
ISC
±8
mA
POWER SUPPLY
Power Supply Rejection Ratio
PSRR
VS = 2.7 V to 5.5 V
105
125
dB
40°C ≤ TA ≤ +125°C
100
125
dB
Supply Current/Amplifier
ISY
IO = 0
210
A
40°C ≤ TA ≤ +125°C
225
A
DYNAMIC PERFORMANCE
Slew Rate
SR
RL = 10 k
0.35
V/s
Settling Time 0.01%
tS
G = ±1, 1 V step, CL = 20 pF, RL = ∞
8
μs
Overload Recovery Time
0.05
ms
Gain Bandwidth Product
GBP
430
kHz
Phase Margin
M
RL = 10 k, RL = 100 k, CL = 20 pF
65
Degrees
NOISE PERFORMANCE
Voltage Noise
en p-p
f = 0.1 Hz to 10 Hz
2.0
V p-p
Voltage Noise Density
en
f = 1 kHz
55
nV/√Hz
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